At itech - portslade (Brighton), we provide professional laptop cleaning services in Portslade to help improve performance, reduce overheating, and extend the lifespan of your device. With over 15 years of experience repairing and maintaining laptops, computers, tablets, and mobile devices, our technicians can safely clean your laptop inside and out.A cooling system clean-up usually lasts for about an hour. However, as some laptops need extreme care and time as a result of difficulties in disassembling the components, this is not true in all situations.